Government and private sector organizations need to collect large amounts of detailed information fof individuals, on a variety of topics, in a variety of settings, for a variety of reasons, in a timThese last two constraints have spurred interest in the development of computer-assisted data acquisImplicit to this massive data collection and consumption is its accuracy: inaccurate data have zero,However, most organizations substitute face-valid assumptions about its collection (e.g. that all ofequally able and willing to provide the data) for more rigorous procedures. These assumptions are, aThe Phase II objectives of this study are to continue to systematically explore and delineate thosehinder the acquisition of data of varying sensitivity from low functioning, computer naive, questionsubstance abusing individuals in a variety of non life-threatening settings, identify solutions to ifurther refine and evaluate (against a traditional face-to-face interview) the successful multi-mediassisted self-interview (CASI) prototype developed in Phase I, and to explore methods of streamlinindevelopment cycle.